Product Size: 11 inches Color: Black Material: Aluminum Alloy Package Contents: 1*Magic Arm, 1*Large Crab Claw Clamp 1. Combination Durable Magic Arm Design. The adjustable magic arm with locking control knobs to release or enlarge tension that can provide all position movement as you want. Precisely Adjustable Clamp: The precise mount provides great versatility for the positioning of access. 2. High Quality Super Hard Metal Material: The extremely durable material guarantees the super stable and firm position of your device stand on it. 3. Useful 360 Degree Swivel Head: With a 360-degree swivel head at the end of the magic arm, it makes you comfortable to use when you need any angle of the device. 4. Simple Ergonomic Design: Ergonomic design with a knob locks all positions, easy locking to all moving parts, easy to use for people of all ages. 5. Rubber Pad has a rubber pad that can prevent screen scratches and help lock your accessories tighter.